1377493696 has 14 divisors (see below), whose sum is σ = 2733464180. Its totient is φ = 688746816.

The previous prime is 1377493679. The next prime is 1377493699. The reversal of 1377493696 is 6963947731.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1377493699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10761606 + ... + 10761733.

Almost surely, 2^1377493696 is an apocalyptic number.

1377493696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1377493696 is a deficient number, since it is larger than the sum of its proper divisors (1355970484).

1377493696 is an equidigital number, since it uses as much as digits as its factorization.

1377493696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21523351 (or 21523341 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 55.

The square root of 1377493696 is about 37114.6021937458. The cubic root of 1377493696 is about 1112.6618732768.

The spelling of 1377493696 in words is "one billion, three hundred seventy-seven million, four hundred ninety-three thousand, six hundred ninety-six".